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/*
* Copyright (C) 2011 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#import "config.h"
#import "TiledCoreAnimationDrawingAreaProxy.h"
#if ENABLE(THREADED_SCROLLING)
#import "ColorSpaceData.h"
#import "DrawingAreaMessages.h"
#import "DrawingAreaProxyMessages.h"
#import "LayerTreeContext.h"
#import "WebPageProxy.h"
#import "WebProcessProxy.h"
using namespace WebCore;
namespace WebKit {
PassOwnPtr<TiledCoreAnimationDrawingAreaProxy> TiledCoreAnimationDrawingAreaProxy::create(WebPageProxy* webPageProxy)
{
return adoptPtr(new TiledCoreAnimationDrawingAreaProxy(webPageProxy));
}
TiledCoreAnimationDrawingAreaProxy::TiledCoreAnimationDrawingAreaProxy(WebPageProxy* webPageProxy)
: DrawingAreaProxy(DrawingAreaTypeTiledCoreAnimation, webPageProxy)
, m_isWaitingForDidUpdateGeometry(false)
{
}
TiledCoreAnimationDrawingAreaProxy::~TiledCoreAnimationDrawingAreaProxy()
{
}
void TiledCoreAnimationDrawingAreaProxy::deviceScaleFactorDidChange()
{
m_webPageProxy->process()->send(Messages::DrawingArea::SetDeviceScaleFactor(m_webPageProxy->deviceScaleFactor()), m_webPageProxy->pageID());
}
void TiledCoreAnimationDrawingAreaProxy::visibilityDidChange()
{
if (!m_webPageProxy->isViewVisible())
m_webPageProxy->process()->send(Messages::DrawingArea::SuspendPainting(), m_webPageProxy->pageID());
else
m_webPageProxy->process()->send(Messages::DrawingArea::ResumePainting(), m_webPageProxy->pageID());
}
void TiledCoreAnimationDrawingAreaProxy::layerHostingModeDidChange()
{
m_webPageProxy->process()->send(Messages::DrawingArea::SetLayerHostingMode(m_webPageProxy->layerHostingMode()), m_webPageProxy->pageID());
}
void TiledCoreAnimationDrawingAreaProxy::sizeDidChange()
{
if (!m_webPageProxy->isValid())
return;
// We only want one UpdateGeometry message in flight at once, so if we've already sent one but
// haven't yet received the reply we'll just return early here.
if (m_isWaitingForDidUpdateGeometry)
return;
sendUpdateGeometry();
}
void TiledCoreAnimationDrawingAreaProxy::waitForPossibleGeometryUpdate(double timeout)
{
if (!m_isWaitingForDidUpdateGeometry)
return;
if (m_webPageProxy->process()->isLaunching())
return;
m_webPageProxy->process()->connection()->waitForAndDispatchImmediately<Messages::DrawingAreaProxy::DidUpdateGeometry>(m_webPageProxy->pageID(), timeout);
}
void TiledCoreAnimationDrawingAreaProxy::colorSpaceDidChange()
{
m_webPageProxy->process()->send(Messages::DrawingArea::SetColorSpace(m_webPageProxy->colorSpace()), m_webPageProxy->pageID());
}
void TiledCoreAnimationDrawingAreaProxy::minimumLayoutSizeDidChange()
{
if (!m_webPageProxy->isValid())
return;
// We only want one UpdateGeometry message in flight at once, so if we've already sent one but
// haven't yet received the reply we'll just return early here.
if (m_isWaitingForDidUpdateGeometry)
return;
sendUpdateGeometry();
}
void TiledCoreAnimationDrawingAreaProxy::enterAcceleratedCompositingMode(uint64_t backingStoreStateID, const LayerTreeContext& layerTreeContext)
{
m_webPageProxy->enterAcceleratedCompositingMode(layerTreeContext);
}
void TiledCoreAnimationDrawingAreaProxy::exitAcceleratedCompositingMode(uint64_t backingStoreStateID, const UpdateInfo&)
{
// This should never be called.
ASSERT_NOT_REACHED();
}
void TiledCoreAnimationDrawingAreaProxy::updateAcceleratedCompositingMode(uint64_t backingStoreStateID, const LayerTreeContext& layerTreeContext)
{
m_webPageProxy->updateAcceleratedCompositingMode(layerTreeContext);
}
void TiledCoreAnimationDrawingAreaProxy::didUpdateGeometry()
{
ASSERT(m_isWaitingForDidUpdateGeometry);
m_isWaitingForDidUpdateGeometry = false;
IntSize minimumLayoutSize = m_webPageProxy->minimumLayoutSize();
// If the WKView was resized while we were waiting for a DidUpdateGeometry reply from the web process,
// we need to resend the new size here.
if (m_lastSentSize != m_size || m_lastSentLayerPosition != m_layerPosition || m_lastSentMinimumLayoutSize != minimumLayoutSize)
sendUpdateGeometry();
}
void TiledCoreAnimationDrawingAreaProxy::intrinsicContentSizeDidChange(const IntSize& newIntrinsicContentSize)
{
if (m_webPageProxy->minimumLayoutSize().width() > 0)
m_webPageProxy->intrinsicContentSizeDidChange(newIntrinsicContentSize);
}
void TiledCoreAnimationDrawingAreaProxy::sendUpdateGeometry()
{
ASSERT(!m_isWaitingForDidUpdateGeometry);
m_lastSentMinimumLayoutSize = m_webPageProxy->minimumLayoutSize();
m_lastSentSize = m_size;
m_lastSentLayerPosition = m_layerPosition;
m_webPageProxy->process()->send(Messages::DrawingArea::UpdateGeometry(m_size, m_layerPosition), m_webPageProxy->pageID());
m_isWaitingForDidUpdateGeometry = true;
}
} // namespace WebKit
#endif // ENABLE(THREADED_SCROLLING)
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